4GB 1600MHz DDR3 Unbuffered Module Upgrade for DS1515+/1815+

16 GB, DDR4-2133 ECC SO-DIMM, CL=15, 260pin, 1.2V

16 GB, DDR4-2133 ECC DIMM, CL=15, 288 pin, 1.2V

32 GB, DDR4-2133 ECC DIMM, CL=15, 288 pin, 1.2V